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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\Core\Test\HttpClientMiddleware\TestHttpClientMiddleware. | |
| */ | |
| namespace Drupal\Core\Test\HttpClientMiddleware; | |
| use Psr\Http\Message\RequestInterface; | |
| /** | |
| * Overrides the User-Agent HTTP header for outbound HTTP requests. | |
| */ | |
| class TestHttpClientMiddleware { | |
| /** | |
| * {@inheritdoc} | |
| * | |
| * HTTP middleware that replaces the user agent for simpletest requests. | |
| */ | |
| public function __invoke() { | |
| // If the database prefix is being used by SimpleTest to run the tests in a copied | |
| // database then set the user-agent header to the database prefix so that any | |
| // calls to other Drupal pages will run the SimpleTest prefixed database. The | |
| // user-agent is used to ensure that multiple testing sessions running at the | |
| // same time won't interfere with each other as they would if the database | |
| // prefix were stored statically in a file or database variable. | |
| return function ($handler) { | |
| return function (RequestInterface $request, array $options) use ($handler) { | |
| if ($test_prefix = drupal_valid_test_ua()) { | |
| $request = $request->withHeader('User-Agent', drupal_generate_test_ua($test_prefix)); | |
| } | |
| return $handler($request, $options); | |
| }; | |
| }; | |
| } | |
| } |